- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 33/44 - Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
Patent holdings for IPC class G01R 33/44
Total number of patents in this class: 1402
10-year publication summary
|
147
|
115
|
154
|
118
|
111
|
70
|
78
|
46
|
71
|
36
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyperfine Operations, Inc. | 195 |
116 |
| Halliburton Energy Services, Inc. | 21296 |
89 |
| Schlumberger Technology Corporation | 11981 |
78 |
| Siemens Healthineers AG | 7137 |
77 |
| Koninklijke Philips N.V. | 26108 |
66 |
| Saudi Arabian Oil Company | 14398 |
48 |
| Schlumberger Canada Limited | 7621 |
28 |
| Schlumberger Technology B.v. | 5292 |
28 |
| Services Petroliers Schlumberger | 6029 |
28 |
| Case Western Reserve University | 1911 |
17 |
| Aramco Services Company | 4190 |
16 |
| GE Precision Healthcare LLC | 5817 |
16 |
| T2 Biosystems, Inc. | 112 |
15 |
| Synaptive Medical Inc. | 547 |
14 |
| Baker Hughes Incorporated | 4865 |
13 |
| The Regents of the University of California | 20960 |
12 |
| Hyperfine Research, Inc. | 41 |
12 |
| FUJIFILM Corporation | 30808 |
11 |
| Massachusetts Institute of Technology | 10322 |
11 |
| The General Hospital Corporation | 4900 |
10 |
| Other owners | 697 |